Could you
List which parts of the Treaty of Versailles you consider unfair to Germany?
The notion that the Treaty of Versailles was unfair to Germany was a lie invented by the National Socialists in Germany to create a sense of resentment which the Nazis exploited.
It's an amazing irony that this lie has passed into received wisdom, and gets trotted out by people who have no idea what they're talking about, and is generally unchallenged